<?php
/**
 * Copyright 2011 Facebook, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License. You may obtain
 * a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
require '../src/facebook.php';

// Create our Application instance (replace this with your appId and secret).
$facebook = new Facebook(array(
    'appId' => '344617158898614',
    'secret' => '6dc8ac871858b34798bc2488200e503d',
        ));

// Get User ID
$user = $facebook->getUser();

// We may or may not have this data based on whether the user is logged in.
//
// If we have a $user id here, it means we know the user is logged into
// Facebook, but we don't know if the access token is valid. An access
// token is invalid if the user logged out of Facebook.

if ($user) {
    try {
        // Proceed knowing you have a logged in user who's authenticated.
        $user_profile = $facebook->api('/me');
    } catch (FacebookApiException $e) {
        error_log($e);
        $user = null;
    }
}

// Login or logout url will be needed depending on current user state.
if ($user) {
    $logoutUrl = $facebook->getLogoutUrl();
} else {
    $statusUrl = $facebook->getLoginStatusUrl();
    $loginUrl = $facebook->getLoginUrl();
}

// This call will always work since we are fetching public data.
$naitik = $facebook->api('/naitik');
?>
<!doctype html>
<html xmlns:fb="http://www.facebook.com/2008/fbml">
    <head>
        <title>php-sdk</title>
        <style>
            body {
                font-family: 'Lucida Grande', Verdana, Arial, sans-serif;
            }
            h1 a {
                text-decoration: none;
                color: #3b5998;
            }
            h1 a:hover {
                text-decoration: underline;
            }
        </style>
    </head>
    <body>
        <h1>php-sdk</h1>

        <?php if ($user): ?>
            <a href="<?php echo $logoutUrl; ?>">Logout</a>
        <?php else: ?>
            <div>
                Check the login status using OAuth 2.0 handled by the PHP SDK:
                <a href="<?php echo $statusUrl; ?>">Check the login status</a>
            </div>
            <div>
                Login using OAuth 2.0 handled by the PHP SDK:
                <a href="<?php echo $loginUrl; ?>">Login with Facebook</a>
            </div>
        <?php endif ?>

        <h3>PHP Session</h3>
        <pre><?php print_r($_SESSION); ?></pre>

        <?php if ($user): ?>
            <h3>You</h3>
            <img src="https://graph.facebook.com/<?php echo $user; ?>/picture">

            <h3>Your User Object (/me)</h3>
            <pre><?php print_r($user_profile); ?></pre>
        <?php else: ?>
            <strong><em>You are not Connected.</em></strong>
        <?php endif ?>

        <h3>Public profile of Naitik</h3>
        <img src="https://graph.facebook.com/naitik/picture">
        <?php echo $naitik['name']; ?>
    </body>
</html>
